Home / 14,092.12-19,447.34-7,718.59

Finding the Fourth Proportional to 14,092.12, 19,447.34 and 7,718.59

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Solution

The fourth proportional to 14,092.12, 19,447.34 and 7,718.59 is: 10,651.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,092.12 : 19,447.34 = 7,718.59 : x
  2. Step 2: Convert to fraction form
    14,092.12/19,447.34 = 7,718.59/x
  3. Step 3: Cross multiply
    14,092.12x = 19,447.34 × 7,718.59
  4. Step 4: Simplify right side
    14,092.12x = 150,106,044.05
  5. Step 5: Solve for x
    x = 150,106,044.05/14,092.12
  6. Step 6: Final answer
    x = 10,651.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.